IOGEAR GBU621 — Bluetooth® 4.0 USB Micro Adapter (Class 1)
Class 1 Bluetooth 4.0 in a micro USB adapter — the GBU621 adds long-range wireless connectivity to any desktop or laptop with a USB-A port, covering headsets, keyboards, mice, speakers, and other Bluetooth peripherals without a built-in radio.
The IOGEAR GBU621 is a compact, high-performance Class 1 Bluetooth 4.0 USB Micro Adapter designed to add long-range wireless connectivity to laptops and desktops. With up to 100 meters of range, BLE support, and backward compatibility with earlier Bluetooth versions, this adapter is ideal for connecting headsets, speakers, keyboards, mice, barcode scanners, and other wireless peripherals. Its ultra-small form factor stays plugged in without blocking adjacent ports.
Key Features
Class 1 Bluetooth 4.0 + EDR — up to 100m wireless range
Bluetooth Low Energy (BLE) — optimized for modern peripherals and IoT devices
Ultra-compact micro design — stays plugged in without obstructing nearby ports
Backward compatible — supports Bluetooth 3.0, 2.1, 2.0, and earlier
Connects audio devices, input peripherals, scanners, and more
Enhanced Data Rate (EDR) — up to 3 Mbps for faster pairing and stable connections
Plug-and-play — simple installation for Windows systems
Technical Specifications
Bluetooth Version: 4.0 + EDR
Range: Up to 100 meters (Class 1)
Data Rate: Up to 3 Mbps
Compatibility: Bluetooth 1.1, 2.0, 2.1, 3.0, 4.0
Interface: USB 2.0
Supported Devices: Headsets, speakers, keyboards, mice, game controllers, barcode scanners, IoT devices
OS Support: Windows (driver required for full functionality)
Ideal Use Cases
Adding Bluetooth to desktops and older laptops
Wireless audio (headsets, earbuds, speakers)
Keyboards, mice, and game controllers
Barcode scanners and POS peripherals
Office, warehouse, and SMB environments
IoT device connectivity
What's Included
IOGEAR GBU621 Bluetooth 4.0 USB Micro Adapter
Quick Start Guide
Compliance & Warranty
FCC certified
IOGEAR 1-Year Limited Warranty